96 lines
3.1 KiB
Python
96 lines
3.1 KiB
Python
from django.core.management.base import BaseCommand
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from dateutil.parser import parse
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from collections import Counter
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from pathlib import Path
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import csv
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class Command(BaseCommand):
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known_headers = ["date", "start time", "end time", "kind", "rooms"]
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SLOTS = 'slots'
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TALKS = 'talks'
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help = "Updates the schedule based on two csv files, "\
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"one that gives all the talk slots, the other the talks."
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def find_or_create_slot(self, date, start_time, end_time, room):
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print(date, start_time, end_time, room)
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return (date, start_time, end_time, room)
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def add_arguments(self, parser):
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parser.add_argument(self.SLOTS, type=Path)
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parser.add_argument(self.TALKS, nargs="?", type=Path, default=None)
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def handle(self, *args, **options):
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all_kinds, all_rooms = set(), set()
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slot = {}
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slot_type_count = Counter()
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with open(options[self.SLOTS]) as csv_file:
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csv_reader = csv.reader(csv_file)
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headers = next(csv_reader)
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assert headers == self.known_headers
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for row in csv_reader:
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assert len(row) == len(self.known_headers)
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rowdate, start_time, end_time, kind, rooms = row
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all_kinds.add(kind)
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if rowdate:
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date = rowdate
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assert kind, "kind cannot be blank"
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slot_type_count[(date, kind)] += 1
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slot_name = f"{kind} {slot_type_count[(date, kind)]}"
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for room in rooms.split(';'):
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room = room.strip()
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all_rooms.add(room)
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slot[(date, slot_name, room)] = self.find_or_create_slot(
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date, start_time, end_time, room)
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print(slot.keys())
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if options[self.TALKS]:
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with open(options[self.TALKS]) as csv_file:
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csv_reader = csv.reader(csv_file)
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used_rooms = next(csv_reader)
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assert used_rooms[0] == '', "Cell (1, 1) must be empty"
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for room in used_rooms[1:]:
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assert room in all_rooms, f"Unknown room: {room}"
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for row in csv_reader:
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cell = row[0]
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if cell.rsplit(' ', 1)[0] in all_kinds:
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kind = cell
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print('used_rooms', used_rooms)
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for i, room in enumerate(used_rooms[1:], 1):
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talk_id = row[i]
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if not talk_id:
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continue
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assert (date, kind, room) in slot, f"Slot ({date}, '{kind}', '{room}') not found"
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# TODO set the talk slot to the associated talk
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# place_talk(slot[(date, slot_name)].talk = int(talk_id)
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else:
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assert parse(row[0]), "Not a date: {row[0]}"
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date = row[0]
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for col in row[1:]:
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assert col == '', f"All other columns must be empty: {date}"
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